Finding the Fourth Proportional to 49,879,357,707, 68,832,965,272.14 and 27,015,926,652.48
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Solution
The fourth proportional to 49,879,357,707, 68,832,965,272.14 and 27,015,926,652.48 is: 37,281,681,772.82
Step by Step Solution
- Step 1: Write the proportion equation
49,879,357,707 : 68,832,965,272.14 = 27,015,926,652.48 : x - Step 2: Convert to fraction form
49,879,357,707/68,832,965,272.14 = 27,015,926,652.48/x - Step 3: Cross multiply
49,879,357,707x = 68,832,965,272.14 × 27,015,926,652.48 - Step 4: Simplify right side
49,879,357,707x = 1,859,586,341,064,837,169,152 - Step 5: Solve for x
x = 1,859,586,341,064,837,169,152/49,879,357,707 - Step 6: Final answer
x = 37,281,681,772.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.